// license:BSD-3-Clause // copyright-holders:Luca Elia, David Haywood /* Kaneko Hit protection */ struct calc1_hit_t { UINT16 x1p, y1p, x1s, y1s; UINT16 x2p, y2p, x2s, y2s; INT16 x12, y12, x21, y21; UINT16 mult_a, mult_b; }; struct calc3_hit_t { int x1p, y1p, z1p, x1s, y1s, z1s; int x2p, y2p, z2p, x2s, y2s, z2s; int x1po, y1po, z1po, x1so, y1so, z1so; int x2po, y2po, z2po, x2so, y2so, z2so; int x12, y12, z12, x21, y21, z21; int x_coll, y_coll, z_coll; int x1tox2, y1toy2, z1toz2; UINT16 mult_a, mult_b; UINT16 flags; UINT16 mode; }; class kaneko_hit_device : public device_t { public: kaneko_hit_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); static void set_type(device_t &device, int hittype); int m_hittype; DECLARE_READ16_MEMBER(kaneko_hit_r); DECLARE_WRITE16_MEMBER(kaneko_hit_w); protected: virtual void device_start(); virtual void device_reset(); private: calc1_hit_t m_hit; calc3_hit_t m_hit3; DECLARE_READ16_MEMBER(kaneko_hit_type0_r); DECLARE_WRITE16_MEMBER(kaneko_hit_type0_w); DECLARE_READ16_MEMBER(kaneko_hit_type1_r); DECLARE_WRITE16_MEMBER(kaneko_hit_type1_w); INT16 calc_compute_x(calc1_hit_t &hit); INT16 calc_compute_y(calc1_hit_t &hit); DECLARE_WRITE16_MEMBER(kaneko_hit_type2_w); DECLARE_READ16_MEMBER(kaneko_hit_type2_r); int type2_calc_compute(int x1, int w1, int x2, int w2); void type2_calc_org(int mode, int x0, int s0, int* x1, int* s1); void type2_recalc_collisions(calc3_hit_t &hit3); }; extern const device_type KANEKO_HIT;